BIOS 252 COMPREHENSIVE EXAM NEWEST 2024
ACTUAL EXAM COMPLETE QUESTIONS AND
CORRECT DETAILED ANSWERS ALREADY
GRADED A+.
During active muscle contraction, the myosin heads will bind
to which protein? - ANSWER >>>>actin
Which of the following glial cells are not found in the central
nervous system - ANSWER >>>>Schwann cells
Which of the following would increase the conduction velocity
of an action potential? - ANSWER >>>>myelin sheath
covering the axon
Which of the following is described as the most important
function of the reticular activating system (RAS)? - ANSWER
>>>>Linking psychological states to physiological states
The term posterior means - ANSWER >>>>near to or at the
back of the body
Which plane of the body can best be described as dividing the
body or organ into superior and inferior portions? - ANSWER
>>>>transverse plane
What is the name of the region that makes up the armpit -
ANSWER >>>>auxillary
,Which type of chemical reaction is best described as as
assembling smaller molecules into larger ones - ANSWER
>>>>synathesis
In the following chemical reaction, which represents products?
AB+CD -----> AD+CB - ANSWER >>>>AD+CB
a molecule that freely disassociates with water resulting in a
low ph solution, best describes a(n) __________ molecule? -
ANSWER >>>>acid
Most homeostatic mechanisms involve__________, a way of
counteracting a change - ANSWER >>>>negative feedback
mechanisms
Which of the following cellular organelle can best be
described as fairly long, slender extensions of the plasma
membrane that help to move fluids or secretions across the
cell surface - ANSWER >>>>cillia
Which of the following organelles is considered the
'powerhouse of the cell' for the ability to generate ATP within
that organelle - ANSWER >>>>mitochondria
which of the following is NOT a general function of the plasma
membrane of a human cell? - ANSWER >>>>detecting
sensory changes to the cell
how many chromosome pairs do the nuclei of human somatic
cells contain? - ANSWER >>>>23 pairs
, When compared to a classic lever system, the synovial joins
our musculoskeletal system play the role of the______. -
ANSWER >>>>fulcrum
Which of the following events will occur when depolarizing
graded potentials reach the membrane of the axon hillock,
causing it's membrane potential to reach threshold? -
ANSWER >>>>voltage-gated Na+ channels open rapidly
The attachment of a muscle's tendon to the stationary bone is
called the___; the attachment of the muscle's other tendon to
the moveable bone is called the ____. - ANSWER >>>>origin,
insertion
Which of the following fascicular arrangements would best be
described as fascicles arranged on only one side of the
tendon? - ANSWER >>>>unipennate
Which type of synapse involves the secretion of a
neurotransmitter across the synapse to stimulate the post-
synaptic cell? - ANSWER >>>>chemical
Your friend nods 'yes' to you. Going through flexion, extension
and hyperextension in their enthusiastic response. This
movement at t he fulcrum represents a - ANSWER >>>>first
class lever
The sarcoplasmic reticulum stores - ANSWER >>>>calcium
ions
Which of the following is NOT a function of smooth muscle
tissue? - ANSWER >>>>blinking the eyelid
ACTUAL EXAM COMPLETE QUESTIONS AND
CORRECT DETAILED ANSWERS ALREADY
GRADED A+.
During active muscle contraction, the myosin heads will bind
to which protein? - ANSWER >>>>actin
Which of the following glial cells are not found in the central
nervous system - ANSWER >>>>Schwann cells
Which of the following would increase the conduction velocity
of an action potential? - ANSWER >>>>myelin sheath
covering the axon
Which of the following is described as the most important
function of the reticular activating system (RAS)? - ANSWER
>>>>Linking psychological states to physiological states
The term posterior means - ANSWER >>>>near to or at the
back of the body
Which plane of the body can best be described as dividing the
body or organ into superior and inferior portions? - ANSWER
>>>>transverse plane
What is the name of the region that makes up the armpit -
ANSWER >>>>auxillary
,Which type of chemical reaction is best described as as
assembling smaller molecules into larger ones - ANSWER
>>>>synathesis
In the following chemical reaction, which represents products?
AB+CD -----> AD+CB - ANSWER >>>>AD+CB
a molecule that freely disassociates with water resulting in a
low ph solution, best describes a(n) __________ molecule? -
ANSWER >>>>acid
Most homeostatic mechanisms involve__________, a way of
counteracting a change - ANSWER >>>>negative feedback
mechanisms
Which of the following cellular organelle can best be
described as fairly long, slender extensions of the plasma
membrane that help to move fluids or secretions across the
cell surface - ANSWER >>>>cillia
Which of the following organelles is considered the
'powerhouse of the cell' for the ability to generate ATP within
that organelle - ANSWER >>>>mitochondria
which of the following is NOT a general function of the plasma
membrane of a human cell? - ANSWER >>>>detecting
sensory changes to the cell
how many chromosome pairs do the nuclei of human somatic
cells contain? - ANSWER >>>>23 pairs
, When compared to a classic lever system, the synovial joins
our musculoskeletal system play the role of the______. -
ANSWER >>>>fulcrum
Which of the following events will occur when depolarizing
graded potentials reach the membrane of the axon hillock,
causing it's membrane potential to reach threshold? -
ANSWER >>>>voltage-gated Na+ channels open rapidly
The attachment of a muscle's tendon to the stationary bone is
called the___; the attachment of the muscle's other tendon to
the moveable bone is called the ____. - ANSWER >>>>origin,
insertion
Which of the following fascicular arrangements would best be
described as fascicles arranged on only one side of the
tendon? - ANSWER >>>>unipennate
Which type of synapse involves the secretion of a
neurotransmitter across the synapse to stimulate the post-
synaptic cell? - ANSWER >>>>chemical
Your friend nods 'yes' to you. Going through flexion, extension
and hyperextension in their enthusiastic response. This
movement at t he fulcrum represents a - ANSWER >>>>first
class lever
The sarcoplasmic reticulum stores - ANSWER >>>>calcium
ions
Which of the following is NOT a function of smooth muscle
tissue? - ANSWER >>>>blinking the eyelid
